Suffolk County Police said they are investigating a motor vehicle crash that killed a Miller Place man in Middle Island the morning of Saturday, Sept. 21.

Police said Keisha Dalton, of Middle Island, was driving a 2011 Buick Regal northbound on Miller Place-Yaphank Road when her vehicle struck a pedestrian who was walking in the road at around 5:50 a.m.

The victim, Timothy Petrulo, 35, of Miller Place, was transported to John T. Mather Memorial Hospital in Port Jefferson where he was pronounced dead. Dalton, 45, was not injured.

The Buick was impounded for a safety check. Detectives are asking anyone who may have witnessed the crash to call the 6th Squad at 631-854-8652.